单芯非隔离开关调色温恒流芯片

WS9920V 是一款集成了高精度非隔离LED 恒流和开关调色温控制两种功能的芯片。芯片工作在电感电流临界模式，适用于85~264Vac 全范围输入电压的非隔离降压型LED 恒流调色电源；可以通过墙壁开关实现LED 灯具调色温。\n\nWS9920V 芯片 非隔离恒流控制部分：内部集成了500V功率开关，采用高压JFET 供电技术，无需VCC 电容和启动电阻，节约了外围的成本和体积。\n\nWS9920V 芯片 调色温控制部分：专门用于开关调色温应用场合；内置了200V 开关管，无需外置开关管；无需采样电阻，无需外加电容，无需VCC 限流电阻等元件，外围高度精简；\n\n调光切换时间小于200 非隔离恒流控制部分：\n• 无VCC电容、无启动电阻\n• 无需辅助绕组供电及检测\n• 内置500V 功率MOSFET\n• LED 短路保护\n• LED 开路保护\n• 过温调节技术\n• 输入断电无回闪\n• 低输入电压不闪灯\n\n调色温控制部分：\n• 外围无需采样电阻\n• 外围无需供电电阻和电容\n• 内置200V 开关管\n• 调光同步性能好，调光切换时间小于200mS;

Winsemi

稳先微电子

No interference to FM, high efficiency, excellent sound quality

Main features of chip functions No interference to FM, high efficiency, excellent sound quality AB/D class switching Multi-channel optional, up to 4 channels can be composed 10W output power (10% THD, 8.4V power supply, 4Ω load) 8W output power (10% THD, 7.4V power supply, 4Ω loa

文件：223.19 Kbytes 页数：8 Pages

XPT

矽普特科技

No interference to FM, high efficiency, excellent sound quality

Main features of chip functions No interference to FM, high efficiency, excellent sound quality AB/D class switching Multi-channel optional, up to 4 channels can be composed 10W output power (10% THD, 8.4V power supply, 4Ω load) 8W output power (10% THD, 7.4V power supply, 4Ω loa

文件：223.19 Kbytes 页数：8 Pages

XPT

矽普特科技

Static Control Anti-Fatigue Mat 9900 Series

文件：477.25 Kbytes 页数：7 Pages

3M

12-Bit CCD Signal Processor with V-Driver and Precision Timing Generator

GENERAL DESCRIPTION The AD9920A is a highly integrated charge-coupled device (CCD) signal processor for digital still camera applications. It includes a complete analog front end (AFE) with analog-to-digital conversion, combined with a full-function programmable timing generator and 19-channel ve

文件：73.83 Kbytes 页数：2 Pages

AD

亚德诺

12-Bit CCD Signal Processor with V-Driver and Precision Timing Generator

GENERAL DESCRIPTION The AD9920A is a highly integrated charge-coupled device (CCD) signal processor for digital still camera applications. It includes a complete analog front end (AFE) with analog-to-digital conversion, combined with a full-function programmable timing generator and 19-channel ve

文件：1.18754 Mbytes 页数：112 Pages

AD

亚德诺